.aside-left-show {
  animation: enterL 1.5s;
}
@keyframes enterL {
  from {
    transform: translateX(-250px);
  }
  to {
    transform: translateX(0);
  }
}
.aside-right-show {
  animation: enterR 1.5s;
}
@keyframes enterR {
  from {
    transform: translateX(250px);
  }
  to {
    transform: translateX(0);
  }
}